3 to 4 lb. brisket
2 tbsp. liquid smoke
1 1/2 tsp. garlic salt
1 tsp. onion salt
2 tsp. ground pepper
2 tsp. celery salt
1 1/2 tsp. Worcestershire sauce

Place brisket in an oven tempered dish. Combine remaining ingredients and pour over meat. Cover brisket and let stand overnight in refrigerator. Cook covered for 6 hours at 250 degrees. Let cool, then slice. Drain off juices and cover with 2 cups of your favorite barbeque sauce and rewrap with foil. Return to oven and cook 1 hour more at 250 degrees.